3515| 5
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問(wèn)下,高強(qiáng)螺栓更換周期? |
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點(diǎn)評(píng)
我們是50噸以上的都不可以重復(fù)使用。(指9.8級(jí)以上的螺栓(含)和對(duì)應(yīng)的螺母、NL防松墊片)
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小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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